Moodle - Learning Management

• How do I get my Moodle access?
• I've lost my password or/and my login name
• Moodle-App? Is there an app for Moodle?
• Where can I find the theory courses and how can I register?
• What digital communication tools are available in Moodle?
• What is chat? How do I set up and use chat?
• What is a Wiki? How do I set-up and use a Wiki?